world at war for wii?

i know this game is slighty old now but does or have anyone played this on the wii?
i have the game on the wii bc i havent got the 360 that i want so bad lol.
if anyone has played this or is currently playing this i have few ?s for ya

1. can i use a mic for it to talk to team mates? i tried pluggin my usb mic from ps2 but didnt work.
2. well helll i thought i had more than one ? amd i sure i do but cant remember now.. oh well